Iraq PM Nouri al-Maliki
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Iraq conflict: PM Nouri al-Maliki statement

Iraqi Prime Minister Nouri al-Maliki addresses the nation as unrest continues.

Islamist-led militants have invaded the country's biggest oil refinery, after pounding it with mortars and machine guns from two directions.

Government forces have made new air strikes on militants advancing towards the capital.

Fighting is also reported in the western city of Ramadi.